MON Family activities, 11 a.m.-4 p.m. Monday; Ghosts of the Great Hall theater program featuring Tuskegee Airmen and early aerospace industry workers, noon-1 p.m.; Dr. Bernard Harris, the first African-American astronaut to walk in space, and the Tuskegee Airmen African-American World War II fighter pilots, 2 p.m., followed by discussion and book signing, Washington State History Museum, 1911 Pacific Ave., Tacoma; free admission (253-272-3500 or www.washingtonhistory.org).